"extensis" meaning in Ido

{
  "head_templates": [
    {
      "args": {
        "1": "io",
        "2": "verb form"
      },
      "expansion": "extensis",
      "name": "head"
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ido entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "extensar"
        }
      ],
      "glosses": [
        "past of extensar"
      ],
      "id": "en-extensis-io-verb-dM5ZE9qo",
      "links": [
        [
          "extensar",
          "extensar#Ido"
        ]
      ],
      "tags": [
        "form-of",
        "past"
      ]
    }
  ],
  "word": "extensis"
}

{
  "head_templates": [
    {
      "args": {
        "1": "io",
        "2": "verb form"
      },
      "expansion": "extensis",
      "name": "head"
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Ido entries with incorrect language header",
        "Ido non-lemma forms",
        "Ido verb forms",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "form_of": [
        {
          "word": "extensar"
        }
      ],
      "glosses": [
        "past of extensar"
      ],
      "links": [
        [
          "extensar",
          "extensar#Ido"
        ]
      ],
      "tags": [
        "form-of",
        "past"
      ]
    }
  ],
  "word": "extensis"
}